The Batman introduced viewers to Barry Keoghan’s Joker in a short cameo scene, later releasing a longer deleted version, that started minds racing with what would be next for the Caped Crusader ...
Year One also partially inspired Christopher Nolan's Batman Begins, making it a must-read ... the first canon meeting between Batman and the Joker. This meeting would be referenced several times ...
Warner Bros. released an extended deleted scene from the movie while it was still in theaters which saw Batman visiting The Joker in Arkham to see if his twisted mind could help track down Edward ...